Can someone please help me answer some of these? I don’t know how and it’s late please please please

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Alarger number is double the sum of a smaller number. the larger number is 2 less than 3 times the smaller number. if y represents the larger number and x represents the smaller number, which equations model the situation